US2905992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet material fastener
Assignee: Illinois Tool Works Inc
•
Filing: 1958-02-13
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Granted: 1959-09-29
•
Expires: 1978-02-13
Abstract
No abstract record available.
Inventors
- 👤 Swick Edwin Grant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:16
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/06; Y; Y10; Y10S; Y10S403/00; Y10S403/14; Y10T; Y10T24/00; Y10T24/45; Y10T24/45005; Y10T24/45099; Y10T403/00; Y10T403/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2148847A
Cited
US2389897A
Cited
US2295444A
Cited
US2520725A
Cited
GB684098A
Cited
US2830345A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |